Vulnerability Details : CVE-2019-14443
Potential exploit
An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv.
Vulnerability category: Denial of service
Products affected by CVE-2019-14443
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:libav:libav:12.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-14443
0.51%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 63 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-14443
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2019-14443
-
The product divides a value by zero.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-14443
-
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
[SECURITY] [DLA 2021-1] libav security updateMailing List;Third Party Advisory
-
https://bugzilla.libav.org/show_bug.cgi?id=1161#c1
Bug 1161 – tow segment fault in libavcodec/mpegaudiodsp_template.c and libavcodec/apedec.cExploit;Issue Tracking;Third Party Advisory
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